RHRD4120 Datasheet, PDF (4/4 Pages) Intersil Corporation – 4A, 1200V Hyperfast Diodes

RHRD4120, RHRD4120S
Test Circuits and Waveforms (Continued)
I_MAX = 1A
L = 20mH
R < 0.1Ω
E_AVL = 1/2LI² [V_R(AVL)/(V_R(AVL) - V_DD)]
Q₁ = IGBT (BV_CES > DUT V_R(AVL))
L
CURRENT
SENSE
Q₁
DUT
R
+
V_DD
V_DD
-
FIGURE 9. AVALANCHE ENERGY TEST CIRCUIT
V_AVL
I_L
I_L
IV
t₀
t₁
t₂
t
FIGURE 10. AVALANCHE CURRENT AND VOLTAGE
WAVEFORMS
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